THE WORK OF SADI CARNOT, 

 BY THE EDITOR. 



NICOLAS-LEONAKD-SADI CAK:NX)T was, perhaps, 

 the greatest genius, in the department of physical 

 science at least, that this century has produced. 

 By this I mean that he possessed in highest degree 

 that combination of the imaginative faculty with 

 intellectual acute ness, great logical power and ca- 

 pacity for learning, classifying and organizing in 

 their proper relations, all the facts, phenomena, 

 and laws of natural science which distinguishes 

 the real genius from other men and even from the 

 simply talented man. Only now and then, in the 

 centuries, does such a genius come into view. 

 Euclid was such in mathematics ; Newton was 

 such in mechanics ; Bacon and Compte were such 

 in logic and philosophy ; Lavoisier and Davy were 

 such in chemistry; and Fourier, Thomson, Max- 



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